<!-- HTML header for doxygen 1.9.6-->
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en-US">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=11"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>CMSIS-Core (Cortex-A): Floating-point Status and Control Register (FPSCR)</title>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<script type="text/javascript" src="tabs.js"></script>
<script type="text/javascript" src="footer.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
  $(document).ready(function() { init_search(); });
/* @license-end */
</script>
<script type="text/javascript" src="darkmode_toggle.js"></script>
<link href="extra_stylesheet.css" rel="stylesheet" type="text/css"/>
<link href="extra_navtree.css" rel="stylesheet" type="text/css"/>
<link href="extra_search.css" rel="stylesheet" type="text/css"/>
<link href="extra_tabs.css" rel="stylesheet" type="text/css"/>
<link href="version.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="../../version.js"></script>
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 55px;">
  <td id="projectlogo" style="padding: 1.5em;"><img alt="Logo" src="cmsis_logo_white_small.png"/></td>
  <td style="padding-left: 1em; padding-bottom: 1em;padding-top: 1em;">
   <div id="projectname">CMSIS-Core (Cortex-A)
   &#160;<span id="projectnumber"><script type="text/javascript">
     <!--
     writeHeader.call(this);
     writeVersionDropdown.call(this, "CMSIS-Core (Cortex-A)");
     //-->
    </script>
   </span>
   </div>
   <div id="projectbrief">CMSIS-Core support for Cortex-A processor-based devices</div>
  </td>
   <td>        <div id="MSearchBox" class="MSearchBoxInactive">
        <span class="left">
          <span id="MSearchSelect"                onmouseover="return searchBox.OnSearchSelectShow()"                onmouseout="return searchBox.OnSearchSelectHide()">&#160;</span>
          <input type="text" id="MSearchField" value="" placeholder="Search" accesskey="S"
               onfocus="searchBox.OnSearchFieldFocus(true)" 
               onblur="searchBox.OnSearchFieldFocus(false)" 
               onkeyup="searchBox.OnSearchFieldChange(event)"/>
          </span><span class="right">
            <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.svg" alt=""/></a>
          </span>
        </div>
</td>
  <!--END !PROJECT_NAME-->
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<div id="CMSISnav" class="tabs1">
  <ul class="tablist">
    <script type="text/javascript">
      writeComponentTabs.call(this);
    </script>
  </ul>
</div>
<script type="text/javascript">
  writeSubComponentTabs.call(this);
</script>
<!-- Generated by Doxygen 1.9.6 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
var searchBox = new SearchBox("searchBox", "search/",'.html');
/* @license-end */
</script>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
  <div id="nav-tree">
    <div id="nav-tree-contents">
      <div id="nav-sync" class="sync"></div>
    </div>
  </div>
  <div id="splitbar" style="-moz-user-select:none;" 
       class="ui-resizable-handle">
  </div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
$(document).ready(function(){initNavTree('group__CMSIS__FPSCR.html',''); initResizable(); });
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<div id="MSearchResults">
<div class="SRPage">
<div id="SRIndex">
<div id="SRResults"></div>
<div class="SRStatus" id="Loading">Loading...</div>
<div class="SRStatus" id="Searching">Searching...</div>
<div class="SRStatus" id="NoMatches">No Matches</div>
</div>
</div>
</div>
</div>

<div class="header">
  <div class="summary">
<a href="#groups">Content</a> &#124;
<a href="#nested-classes">Data Structures</a>  </div>
  <div class="headertitle"><div class="title">Floating-point Status and Control Register (FPSCR)<div class="ingroups"><a class="el" href="group__CMSIS__core__register.html">Core Register Access</a></div></div></div>
</div><!--header-->
<div class="contents">

<p>Provides floating-point system status information and control.  
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="groups" name="groups"></a>
Content</h2></td></tr>
<tr class="memitem:group__CMSIS__FPSCR__BITS"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__FPSCR__BITS.html">FPSCR Bits</a></td></tr>
<tr class="memdesc:group__CMSIS__FPSCR__BITS"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bit position and mask macros. <br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="nested-classes" name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structFPSCR__Type.html">FPSCR_Type</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bit field declaration for FPSCR layout.  <a href="structFPSCR__Type.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<p>Provides floating-point system status information and control. </p>
<table class="markdownTable">
<tr class="markdownTableHead">
<th class="markdownTableHeadLeft">Bits   </th><th class="markdownTableHeadLeft">Name   </th><th class="markdownTableHeadLeft">Function    </th></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[31]   </td><td class="markdownTableBodyLeft">N   </td><td class="markdownTableBodyLeft">Negative condition flag.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[30]   </td><td class="markdownTableBodyLeft">Z   </td><td class="markdownTableBodyLeft">Zero condition flag.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[29]   </td><td class="markdownTableBodyLeft">C   </td><td class="markdownTableBodyLeft">Carry condition flag.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[28]   </td><td class="markdownTableBodyLeft">V   </td><td class="markdownTableBodyLeft">Overflow condition flag.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[27]   </td><td class="markdownTableBodyLeft">QC   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[26]   </td><td class="markdownTableBodyLeft">AHP   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[25]   </td><td class="markdownTableBodyLeft">DN   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[24]   </td><td class="markdownTableBodyLeft">FZ   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[23:22]   </td><td class="markdownTableBodyLeft">RMode   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[21:20]   </td><td class="markdownTableBodyLeft">Stride   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[19]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[18:16]   </td><td class="markdownTableBodyLeft">Len   </td><td class="markdownTableBodyLeft">External abort pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[15]   </td><td class="markdownTableBodyLeft">IDE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[14:13]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[12]   </td><td class="markdownTableBodyLeft">IXE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[11]   </td><td class="markdownTableBodyLeft">UFE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[10]   </td><td class="markdownTableBodyLeft">OFE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[9]   </td><td class="markdownTableBodyLeft">DZE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[8]   </td><td class="markdownTableBodyLeft">IOE   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[7]   </td><td class="markdownTableBodyLeft">IDC   </td><td class="markdownTableBodyLeft">IRQ pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[6:5]   </td><td class="markdownTableBodyLeft">-   </td><td class="markdownTableBodyLeft">Reserved.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[4]   </td><td class="markdownTableBodyLeft">IXC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[3]   </td><td class="markdownTableBodyLeft">UFC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[2]   </td><td class="markdownTableBodyLeft">OFC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
<tr class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">[1]   </td><td class="markdownTableBodyLeft">DZC   </td><td class="markdownTableBodyLeft">FIQ pending bit.    </td></tr>
<tr class="markdownTableRowEven">
<td class="markdownTableBodyLeft">[0]   </td><td class="markdownTableBodyLeft">IOC   </td><td class="markdownTableBodyLeft">FIQ pending bit.   </td></tr>
</table>
<p>Consider __get_FPSCR and __set_FPSCR to access this register. </p>
</div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
  <ul>
    <li class="footer">
      <script type="text/javascript">
        <!--
        writeFooter.call(this);
        //-->
      </script> 
    </li>
  </ul>
</div>
</body>
</html>
